SOLFIGWYNGO SOLFIGWYNGO Mathematics Answered Directions: Solve each system of equations by substitution. Check your solutions. 1. y=2x x+y=62. 5x+10y=3 x=-1/2y3. y-x=3x+2 2x+2y=14-yty in advance, I need it for 10 minutes if 10 mins pass, it's okay I'll wait.